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Results 1 - 10 of 19 for Calcite.

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Millennium Chemicals - Company Profile

Millennium Chemicals produce a range of nanoparticulate titanium oxide (TiO2) materials. They have also developed Ecopaint, a paint that absorbs nitrogen oxides from the atmosphere.

http://www.azonano.com/article.aspx?ArticleID=972 | 15 Jun 2004
Researchers Develop New Metamaterial-Based Cloaking System to Hide Objects in Visible Light

The idea of being able to become invisible, especially by simply covering up a person or an object with a special cloak, has a perennial appeal in science-fiction and fantasy literature. In recent...

http://www.azonano.com/news.aspx?newsID=21363 | 27 Jan 2011
New Synthetic Spicules Feature Calcite Nanocrystals over a Period of Time

Scientists at Johannes Gutenberg University Mainz (JGU) and the Max Planck Institute for Polymer Research (MPI-P) in Germany have created a new synthetic hybrid material with a mineral content of...

http://www.azonano.com/news.aspx?newsID=26871 | 16 Mar 2013
Hydrophilic Peptide Significantly Enhances the Magnesium Content of Calcite

From shells to bones, the skeletons of organisms contain small amounts of impurity elements such as magnesium. Because the levels of these elements provide important clues to past...

http://www.azonano.com/news.aspx?newsID=8449 | 1 Nov 2008
Insights into Creating Ever-Sharp Tools or Mechanical Parts

Sea urchins dig themselves hiding holes in the limestone of the ocean floor using teeth that don’t go blunt. Weizmann Institute scientists have now revealed their secrets, which might give...

http://www.azonano.com/news.aspx?newsID=11287 | 4 May 2009
New Research Offers Clues to How Shells Grow in Nature

Single crystals of the mineral calcite -- the chief material in limestone -- are predictable, homogeneous and, well, a little boring. But scientists have long marveled at how biological...

http://www.azonano.com/news.aspx?newsID=14869 | 30 Nov 2009
Asylum Research: Point Defects on Calcite Imaged Using Cypher AFM

Point defects on calcite, imaged in water by the Cypher AFM from Asylum Research.

http://www.azonano.com/nanotechnology-video-details.aspx?VidID=726
Fast Scanning - Calcite Reconstruction Viewed by Cypher AFM

This interesting video shows the behaviour of freshly cleaved calcite which reconstructs upon exposure to humid air. The action was captured with a Cypher AFM from Asylum Research that rapidly scans...

http://www.azonano.com/nanotechnology-video-details.aspx?VidID=634
Harnessing the Process of Biomineralization a Step Closer to Reality

The teeth and bones of mammals, the protective shells of mollusks, and the needle-sharp spines of sea urchins and other marine creatures are made-from-scratch wonders of nature. Used to crush...

http://www.azonano.com/news.aspx?newsID=8353 | 28 Oct 2008
Research Team Finds How Nanocrystals Make Sea Urchin’s Tooth Sharp

To survive in a tumultuous environment, sea urchins literally eat through stone, using their teeth to carve out nooks where the spiny creatures hide from predators and protect themselves from the...

http://www.azonano.com/news.aspx?newsID=21052 | 23 Dec 2010

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